'use strict'
const path = require('path')
// const defaultSettings = require('./src/settings.js')

function resolve (dir) {
  return path.join(__dirname, dir)
}

const pageTitle = 'auto-deploy' // page title

const port = process.env.VUE_APP_PORT || 80// dev port
// const autoprefixer = require('autoprefixer')
// const pxtorem = require('postcss-pxtorem')

// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  publicPath: '/',
  outputDir: 'dist',
  assetsDir: 'static',
  lintOnSave: process.env.NODE_ENV === 'development',
  productionSourceMap: false,
  devServer: {
    disableHostCheck: true,
    port: port,
    open: false,
    overlay: {
      warnings: false,
      errors: true,
    },
    // before: require('./services/index'),

    proxy: {
      '^/websocket': {
        target: 'http://localhost:8090', //代理的服务地址
        // target: 'http://localhost:8091', //代理的服务地址
        changeOrigin: true, // needed for virtual hosted sites
        logLevel: 'debug',
        ws: true,
        // pathRewrite: {
        //   '^/websocket': '/',
        // },
        // onProxyRes(proxyRes, req, res) { },
        // onProxyReq(proxyReq, req, res) {
        //   const contentType = proxyReq.getHeader('Content-Type')
        //   const writeBody = (bodyData) => {
        //     proxyReq.setHeader('Content-Length', Buffer.byteLength(bodyData))
        //     proxyReq.write(bodyData)
        //   }
        //   if (contentType && contentType.includes('application/json')) {
        //     writeBody(JSON.stringify(req.body))
        //   }
        // },
        // onProxyReqWs(proxyReq, req, socket, options, head) { },
        // onOpen(proxySocket) { },
        // onClose() { }
      },
      '^/socket.io': {
        target: 'http://localhost:8090', //代理的服务地址
        // target: 'http://localhost:8091', //代理的服务地址
        changeOrigin: true, // needed for virtual hosted sites
        logLevel: 'debug',
        ws: true,
        // pathRewrite: {
        //   '^/websocket': '/',
        // },
      },
      // '^/dev-api/api': {
      //   target: 'http://后端服务器:8000',
      //   changeOrigin: true,
      //   pathRewrite: {
      //     '^/dev-api/api': '/api'
      //   }
      // },
      '^/dev-api': {
        target: `http://localhost:${process.env.VUE_API_PORT}`,
        changeOrigin: true,
        pathRewrite: {
          '^/dev-api': '',
        },
      },
    },
  },
  configureWebpack: {
    name: pageTitle,
    resolve: {
      alias: {
        '@': resolve('src'),
      },
    },
  },
  chainWebpack (config) {
    // 忽略的打包文件
    // config.externals({
    //   'vue': 'Vue',
    //   'vue-router': 'VueRouter',
    //   'vuex': 'Vuex',
    //   'axios': 'axios',
    //   'element-ui': 'ELEMENT'
    // })

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]',
      })
      .end()

    // set preserveWhitespace
    // config.module
    //   .rule('vue')
    //   .use('vue-loader')
    //   .loader('vue-loader')
    //   .tap(options => {
    //     options.compilerOptions.preserveWhitespace = true
    //     return options
    //   })
    //   .end()

    config
      // https://webpack.js.org/configuration/devtool/#development
      .when(process.env.NODE_ENV === 'development',
        config => config.devtool('cheap-source-map'),
      )

    config
      .when(process.env.NODE_ENV !== 'development',
        config => {
          config
            .plugin('ScriptExtHtmlWebpackPlugin')
            .after('html')
            .use('script-ext-html-webpack-plugin', [{
              // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/,
            }])
            .end()
          config
            .optimization.splitChunks({
              chunks: 'all',
              cacheGroups: {
                libs: {
                  name: 'chunk-libs',
                  test: /[\\/]node_modules[\\/]/,
                  priority: 10,
                  chunks: 'initial', // only package third parties that are initially dependent
                },
                // elementUI: {
                //   name: 'chunk-elementUI', // split elementUI into a single package
                //   priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                //   test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                // },
                commons: {
                  name: 'chunk-commons',
                  test: resolve('src/components'), // can customize your rules
                  minChunks: 3, //  minimum common number
                  priority: 5,
                  reuseExistingChunk: true,
                },
              },
            })
          config.optimization.runtimeChunk('single')
        },
      )
  },
}
